Check the listing for details. Rocketarium Trident T117-13 Cluster Rocket Kit 1060. Condition: New. Listed at 23.95 USD. Skill Level: 1 The smallest Rocket in the Trident Cluster Series. This is a flying model based on the EnerJet 2250 sounding rocket originally produced in 1972. Trident Cluster Series features a payload bay and offers adventurous rocketeers the whopping lift power of three engine cluster flights. Specifications Length: 21.3" (54 cm) Diameter: 1.17" (30 mm) Estimated Weigh: 2.12 oz. (61 g) Motor Mount: 3 x 13 mm. Recovery System: Parachute Projected Max Altitude: 520 ft. (170 m) Requires Assembly Motor, Igniter, Recovery Wadding Launch System Carpenters glue Sandpaper Utility or Hobby Knife Paint Recommended Engines: 3 x 1/4A3-3, 1/2A3-4, A3-4 Shipping: We combine shipping. Add more items from our store and combined shipping will apply automatically. Most orders will be delivered within 5 to 7 business days. Order are shipped on the 2nd business day (Monday - Friday) if order is placed before 2PM ET. Orders placed after 2PM will be processed on the next business day and will therefore take one more day.